On Wed, 4 Jun 2003 13:26:16 +0100, you wrote:

>On Wed, 4 Jun 2003 08:18:27 -0400, you wrote:
>
>>I'm in the process of changing all my floating points to fixed point
>>numbers, but there are a few I need to stick with the
>>floating point.
>>
>>Anyways, I have one particular floating point number which needs to be
>>broken down to the following format to be
>>displayed on an LCD screen:
>>
>>XXXX feet, XX.X inches
>Just because it needs to be displayed with a DP doesn't mean you need =
FP.=20
>A little extra code to split it up for display will probably greatly =
outweigh the code savings from
>not using FP in calculations.=20
>For example if you work in 24.8 fixed point in feet, this gives a range =
of 16 million feet with a
>resolution of 1/256 inch.=20
oops, that should be 1/256 feet, or about 0.05 inch. Of course unless =
you're navigating a spacecraft
you probably don't need a range of 16 million feet so just move the point=
 to where you get enough
resolution.=20

--
http://www.piclist.com#nomail Going offline? Don't AutoReply us!
email listserv@mitvma.mit.edu with SET PICList DIGEST in the body